List of longest ring roads
Here are the list some of the longest ring roads in the world.
| Rank | Name | Distance | Distance | Year completed | Location | Country | Ref. |
| 1 | Route 1 | 828 | 1,332 | 1974 | Iceland | ||
| 2 | G95 Capital Area Loop Expressway | 584 | 940 | 2016 | Beijing Capital Area | China | |
| 3 | G98 Hainan Island Ring Expressway | 381 | 613 | 2012 | Hainan | China | |
| 4 | G91 Central Liaoning Ring Expressway | 249 | 400 | 2018 | Shenyang | China | |
| 5 | Regional Ring Road | 226 | 364 | 2018 | Greater Cairo | Egypt | |
| 6 | Peripheral Expressway Western Peripheral Expressway Eastern Peripheral Expressway | 168 | 270 | 2018 | National Capital Region | India | |
| 7 | Bejing 6th Ring Road | 140 | 220 | 2010 | Beijing | China | |
| 8 | G1503 Shanghai Ring Expressway | 130 | 209 | 2008 | Shanghai | China | |
| 9 | Bundesautobahn 10 | 122 | 196 | 1936-1979 | Berlin/Brandenburg Metropolitan Region | Germany | |
| 10/11 | M25 motorway | 117 | 188 | 1975-1986 | Greater London,England | United Kingdom | |
| 10/11 | G4201 Wuhan Ring Expressway | 117 | 188 | 2012 | Wuhan | China | |
| 12 | Rodoanel Mário Covas | 110 | 177 | 2002-2019 | Greater São Paulo | Brazil | |
| 13 | Nehru Outer Ring Road | 98 | 158 | 2018 | Hyderabad | India | |
| 14 | Texas State Highway Loop 1604 | 94 | 151 | 1977 | San Antonio, Texas | United States | |
| 15 | Texas State Highway Beltway 8 | 88 | 141 | 1983 | Greater Houston,Texas | United States | |
| 16 | I-275 Cincinnati By-Pass | 83.71 | 134.72 | 1962 | Ohio-Kentucky-Indiana | United States |
Under construction
- Central Yunnan Urban Economic Ring Expressway, over completed.
- G3021 Lintong–Xingping Expressway, also known as the Second Ring Expressway of Xi'an, planned length of.
- G93 Chengyu Ring Expressway, planned length of.
- Chengdu Economic Zone Ring Expressway, planned length of.
- Texas State Highway 99, planned length of.